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/Linux-v6.1/Documentation/devicetree/bindings/arm/
Darm,vexpress-juno.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/arm,vexpress-juno.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sudeep Holla <sudeep.holla@arm.com>
11 - Linus Walleij <linus.walleij@linaro.org>
15 multicore Cortex-A class systems. The Versatile Express family contains both
37 further subvariants are released of the core tile, even more fine-granular
45 - description: CoreTile Express A9x4 (V2P-CA9) has 4 Cortex A9 CPU cores
49 - const: arm,vexpress,v2p-ca9
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/Linux-v6.1/Documentation/admin-guide/mm/
Duserfaultfd.rst10 Userfaults allow the implementation of on-demand paging from userland
40 Vmas are not suitable for page- (or hugepage) granular fault tracking
50 is a corner case that would currently return ``-EBUSY``).
56 ----------------------
65 - Any user can always create a userfaultfd which traps userspace page faults
69 - In order to also trap kernel page faults for the address space, either the
79 filesystem permissions (user/group/mode), which gives fine grained access to
86 --------------------------
103 - The ``UFFD_FEATURE_EVENT_*`` flags indicate that various other events
105 detail below in the `Non-cooperative userfaultfd`_ section.
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/Linux-v6.1/arch/x86/include/asm/
Dtlbflush.h1 /* SPDX-License-Identifier: GPL-2.0 */
14 #include <asm/processor-flags.h>
18 #define TLB_FLUSH_ALL -1UL
71 * are on. This means that it may not match current->active_mm,
76 * LOADED_MM_SWITCHING during the brief interrupts-off window
96 * This tells us to go invalidate all the non-loaded ctxs[]
99 * The current ctx was kept up-to-date as it ran and does not
124 * contain entries that are out-of-date as when that mm reached
132 * various bits of init code. This is fine -- code that
144 * - Actively using an mm. Our CPU's bit will be set in
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/Linux-v6.1/Documentation/devicetree/bindings/input/
Dazoteq,iqs7222.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
21 - azoteq,iqs7222a
22 - azoteq,iqs7222b
23 - azoteq,iqs7222c
28 irq-gpios:
31 Specifies the GPIO connected to the device's active-low RDY output.
33 reset-gpios:
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/Linux-v6.1/drivers/s390/scsi/
Dzfcp_aux.c1 // SPDX-License-Identifier: GPL-2.0
44 MODULE_AUTHOR("IBM Deutschland Entwicklung GmbH - linux390@de.ibm.com");
78 flush_work(&port->rport_work); in zfcp_init_device_configure()
81 put_device(&port->dev); in zfcp_init_device_configure()
86 put_device(&cdev->dev); in zfcp_init_device_configure()
127 int retval = -ENOMEM; in zfcp_module_init()
183 * zfcp_get_port_by_wwpn - find port in port list of adapter by wwpn
195 read_lock_irqsave(&adapter->port_list_lock, flags); in zfcp_get_port_by_wwpn()
196 list_for_each_entry(port, &adapter->port_list, list) in zfcp_get_port_by_wwpn()
197 if (port->wwpn == wwpn) { in zfcp_get_port_by_wwpn()
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/Linux-v6.1/arch/x86/events/amd/
Dibs.c2 * Performance events - AMD IBS
6 * For licencing details see kernel-base/COPYING
29 #include <asm/amd-ibs.h>
103 s64 left = local64_read(&hwc->period_left); in perf_event_set_period()
104 s64 period = hwc->sample_period; in perf_event_set_period()
110 if (unlikely(left <= -period)) { in perf_event_set_period()
112 local64_set(&hwc->period_left, left); in perf_event_set_period()
113 hwc->last_period = period; in perf_event_set_period()
119 local64_set(&hwc->period_left, left); in perf_event_set_period()
120 hwc->last_period = period; in perf_event_set_period()
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/Linux-v6.1/block/
Dblk-iocost.c1 /* SPDX-License-Identifier: GPL-2.0
17 * useless for the purpose of IO capacity distribution. While on-device
19 * non-queued rotational devices, this is no longer viable with modern
27 * implement a reasonable work-conserving proportional IO resource
37 * Currently, there's only one builtin cost model - linear. Each IO is
47 * device-specific coefficients.
54 * 2-1. Vtime Distribution
75 * against the device vtime - an IO which takes 10ms on the underlying
84 * 2-2. Vrate Adjustment
97 * To slow down, we lower the vrate - the rate at which the device vtime
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/Linux-v6.1/lib/
DKconfig.debug1 # SPDX-License-Identifier: GPL-2.0-only
19 parameter printk.time=1. See Documentation/admin-guide/kernel-parameters.rst
50 int "Default console loglevel (1-15)"
60 Note: This does not affect the log level of un-prefixed printk()
65 int "quiet console loglevel (1-15)"
76 int "Default message log level (1-7)"
82 This was hard-coded to KERN_WARNING since at least 2.6.10 but folks
118 enabled/disabled based on various levels of scope - per source file,
158 nullarbor:~ # echo -n 'file svcsock.c line 1603 +p' >
162 nullarbor:~ # echo -n 'file svcsock.c +p' >
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/Linux-v6.1/mm/
Dpage_alloc.c1 // SPDX-License-Identifier: GPL-2.0-only
52 #include <linux/backing-dev.h>
53 #include <linux/fault-inject.h>
54 #include <linux/page-isolation.h>
87 /* Free Page Internal flags: for internal, non-pcp variants of free_pages(). */
96 * reporting it and marking it "reported" - it only skips notifying
105 * page shuffling (relevant code - e.g., memory onlining - is expected to
108 * Note: No code should rely on this flag for correctness - it's purely
116 * Don't poison memory with KASAN (only for the tag-based modes).
117 * During boot, all non-reserved memblock memory is exposed to page_alloc.
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